Home / 254,869.13-351,347.60-178,149.30

Finding the Fourth Proportional to 254,869.13, 351,347.60 and 178,149.30

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Solution

The fourth proportional to 254,869.13, 351,347.60 and 178,149.30 is: 245,586.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    254,869.13 : 351,347.60 = 178,149.30 : x
  2. Step 2: Convert to fraction form
    254,869.13/351,347.60 = 178,149.30/x
  3. Step 3: Cross multiply
    254,869.13x = 351,347.60 × 178,149.30
  4. Step 4: Simplify right side
    254,869.13x = 62,592,328,105.93
  5. Step 5: Solve for x
    x = 62,592,328,105.93/254,869.13
  6. Step 6: Final answer
    x = 245,586.15

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.